2 files changed, 6 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index c72ef38f88..5ec0e70eed 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Fri Nov 11 12:36:37 2011  KOSAKI Motohiro  <kosaki.motohiro@gmail.com>
+
+	* io.c (pipe_open): Remove fflush(stdin). it's no effect.
+	  Pointed out by Ikegami Daisuke <ikegami.da@gmail.com>.
+	  Thank you.
+
 Fri Nov 11 07:33:30 2011  Eric Hodel  <drbrain@segment7.net>
 
 	* lib/net/http.rb (Net::HTTP::SSL_ATTRIBUTES):  Use symbol keys instead
diff --git a/io.c b/io.c
index bc661ce6d2..e97704db11 100644
--- a/io.c
+++ b/io.c
@@ -5260,7 +5260,6 @@ pipe_open(struct rb_exec_arg *eargp, VALUE prog, const char *modestr, int fmode,
 	pid = rb_fork_err(&status, popen_exec, &arg, arg.execp->redirect_fds, errmsg, sizeof(errmsg));
     }
     else {
-	fflush(stdin);		/* is it really needed? */
 	pid = rb_fork(&status, 0, 0, Qnil);
 	if (pid == 0) {		/* child */
 	    rb_thread_atfork();